49576139 has 2 divisors, whose sum is σ = 49576140. Its totient is φ = 49576138.

The previous prime is 49576133. The next prime is 49576141. The reversal of 49576139 is 93167594.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49576139 - 2⁴ = 49576123 is a prime.

Together with 49576141, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49576139.

It is not a weakly prime, because it can be changed into another prime (49576133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24788069 + 24788070.

It is an arithmetic number, because the mean of its divisors is an integer number (24788070).

Almost surely, 2^49576139 is an apocalyptic number.

49576139 is a deficient number, since it is larger than the sum of its proper divisors (1).

49576139 is an equidigital number, since it uses as much as digits as its factorization.

49576139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 44.

The square root of 49576139 is about 7041.0325237141. The cubic root of 49576139 is about 367.3591827869.

The spelling of 49576139 in words is "forty-nine million, five hundred seventy-six thousand, one hundred thirty-nine".